APA (7e ed.) Bronvermelding

World Health Organization. (1991). Environmental health criteria 148. World Health Organization.

Chicago (17e ed.) Bronvermelding

World Health Organization. Environmental Health Criteria 148. Geneva: World Health Organization, 1991.

MLA (8e ed.) Bronvermelding

World Health Organization. Environmental Health Criteria 148. World Health Organization, 1991.

Let op: Deze citaties zijn niet altijd 100% accuraat.